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Betty Davis — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Jefferson-County, Indiana
Our Model Tree links this Betty Davis across the 1930 and 1940 US Censuses in Jefferson-County, Indiana (XGBoost, ~Confirmed) — first a daughter (b.~1927), then head of a 9-person household.
Age 13
b. ~1927
Female
Daughter
Born: Indiana
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Jefferson-County, Indiana |
| Surname | Davis |
| Given Name | Betty J. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 13 |
| Marital Status | Single |
| Birthplace | Indiana |
| 1935 Residence (City) | Madison |
| 1935 Residence (County) | Jefferson |
| Additional Details | |
| Class of Worker | No |
| Highest Grade | G7 |
| 1935 Residence | Same house |
| Birth State | Indiana |
| Birth Country | United States |
| Birthplace (normalized) | indiana |
| Township / Ward | Madison |
| Est. Birth Year | ~1927 |
Household Members
Census records only state relationship to the household head.
Pairwise kinship is derived (~90–95% accurate), not recorded.
Step/blended families and boarders can break it.
9 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Betty | Age | Birth yr |
|---|---|---|---|---|
| Betty Davis | Daughter | — | 13 | ~1927 |
| Wanda Davis | Daughter | — | 8 | ~1932 |
| Kathryn Davis | Daughter | — | 10 | ~1930 |
| Helen Davis | Daughter | — | 19 | ~1921 |
| Delores Davis | Daughter | — | 5 | ~1935 |
| Herbert Davis | Head | — | 40 | ~1900 |
| Herbert Davis | Son | — | 15 | ~1925 |
| Ralph Davis | Son | — | 2 | ~1938 |
| Cecila Davis | Spouse | — | 36 | ~1904 |
Census Appearances
1930
Jefferson, Indiana
Daughter, age 3
Jefferson, Indiana · implied b. ~1927 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Davis |
| Given Name | Betty J |
| Relationship to Head | daughter |
| Sex | F |
| Color / Race | White |
| Age | 3 |
| Marital Status | Single |
| Birthplace | Indiana |
| Father's Birthplace | Indiana |
| Mother's Birthplace | Indiana |
| Occupation | none |
| Birth State | Indiana |
| Birth Country | United States |
| Birthplace (normalized) | indiana |
1940
Jefferson-County, Indiana
Daughter, age 13
Jefferson-County, Indiana · implied b. ~1927 — 9 household members
| Surname | Davis |
| Given Name | Betty J. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 13 |
| Marital Status | Single |
| Birthplace | Indiana |
| 1935 Residence (City) | Madison |
| 1935 Residence (County) | Jefferson |
| Class of Worker | No |
| Highest Grade | G7 |
| 1935 Residence | Same house |
| Birth State | Indiana |
| Birth Country | United States |
| Birthplace (normalized) | indiana |
Model Tree
An inferred pedigree reconstructed from census links — up to 4 generations within the 1900–1950 window. Closer generations are built from household co-residence; deeper ones are bridged by following a relative to their own childhood census. Confidence compounds and weakens with each generation.
Our Model Tree links Betty Davis across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Betty Davis
Daughter · 1940 · age 13 · b. ~1927 · Indiana
★ You are viewing this record
Sibling
Wanda Davis
Sibling · 1940 · age 8
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Delores Davis
Sibling · 1940 · age 5
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Ralph Davis
Sibling · 1940 · age 2
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Herbert Davis
Sibling · 1940 · age 15
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Kathryn Davis
Sibling · 1940 · age 10
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Helen Davis
Sibling · 1940 · age 19
Source co-child of head (derived)
● Co-child · derived · ~0.88
Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1940 US Federal Census — Jefferson-County, Indiana
Open full size
1940 US Federal Census — Jefferson-County, Indiana
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01058-00331)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Jean Patter | 17 | Daughter | 0 | Indiana |
| 42 | T. Jacob Patter | 15 | Son | 0 | Indiana |
| 43 | Mary K. Patter | 12 | Daughter | — | Indiana |
| 44 | Matilda F. Patter | 5 | Daughter | — | Indiana |
| 45 | Earl W. Bourley | 48 | Head | Mechanic | Indiana |
| 46 | Goldie M. Bourley | 48 | Wife | 0 | Indiana |
| 47 | Elbert C. Bourley | 20 | Son | Machine Operator | Indiana |
| 48 | Emmett D. Bourley | 18 | Son | Laborer | Indiana |
| 49 | Goldie P. Gibbs | 40 | Head | 0 | Indiana |
| 50 | Walter C. Spry | 46 | Boarder | Laborer | Indiana |
| 51 | Mary E. Jones | 75 | Head | 0 | Indiana |
| 52 | Glenn Sherman | 45 | Head | Carpenter'S Helper | Indiana |
| 53 | Irene Sherman | 31 | Wife | 0 | Indiana |
| 54 | William M. Palmer | 78 | Head | 0 | Kentucky |
| 55 | Wilson Jones | 42 | Head | Laborer | Kentucky |
| 56 | Lillie M. Jones | 30 | Wife | 0 | Kentucky |
| 57 | Lillie D. Jones | 8 | Daughter | — | Indiana |
| 58 | Oscar W. Jones | 7 | Son | — | Indiana |
| 59 | George E. Jones | 3 | Son | — | Indiana |
| 60 | John L. Denning | 30 | Head | Laborer | Ohio |
| 61 | Florence M. Denning | 24 | Wife | 0 | Kentucky |
| 62 | Allen R. Denning | 8 | Son | — | Indiana |
| 63 | John R. Denning | 6 | Son | — | Indiana |
| 64 | Molly J. Denning | 5 | Daughter | — | Indiana |
| 65 | Everett W. Poe | 44 | Head | Edge Trimmer | Kentucky |
| 66 | Eva C. Poe | 29 | Wife | Machine Operator | Ohio |
| 67 | Stella C. Davis | 67 | Head | 0 | Indiana |
| 68 | Leroy Davis | 39 | Son | Baker | Indiana |
| 69 | Herbert Davis | 40 | Head | Farmer | Indiana |
| 70 | Cecila Davis | 36 | Wife | 0 | Indiana |
| 71 | Helen M. Davis | 19 | Daughter | 0 | Indiana |
| 72 | Herbert L. Davis | 15 | Son | 0 | Indiana |
| 73 | Betty J. Davis THIS PERSON | 13 | Daughter | — | Indiana |
| 74 | Kathryn F. Davis | 10 | Daughter | — | Indiana |
| 75 | Wanda L. Davis | 8 | Daughter | — | Indiana |
| 76 | Delores F. Davis | 5 | Daughter | — | Indiana |
| 77 | Ralph W. Davis | 2 | Son | — | Indiana |
| 78 | Oscar L. Baldery | 25 | Head | Laborer | Kentucky |
| 79 | Dorothy G. Baldery | 22 | Wife | 0 | Indiana |
| 80 | William O. Baldery | 5 | Son | — | Indiana |
About This Record & Model Tree
This record was independently indexed by YourRoots from the 1940 United States Federal Census (NARA). Our Model Tree links this person across census decades using XGBoost-based record linkage, with per-link confidence scores. Household corroboration strengthens the signal when co-residents appear on the same census pages in multiple years.
Source: National Archives and Records Administration (NARA)